Analysis

  • max time kernel
    140s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 14:15

General

  • Target

    58ac39bbc629fc59614b3b5578967a587814d2de70f8a9cba5090cdfbbfb469e.exe

  • Size

    359KB

  • MD5

    0f48c5af86633f921e293f8dfaeb4ba6

  • SHA1

    9432c35040d8c06cbce9bf056a7a2db4fdfc5331

  • SHA256

    58ac39bbc629fc59614b3b5578967a587814d2de70f8a9cba5090cdfbbfb469e

  • SHA512

    0062073a20deba2a262cf2f270be098888588abda012c0dbea18f60801efb912a467887e967700f9f901e82021fc4db30ac77aea4bd043349ca363c18bfc3d44

  • SSDEEP

    6144:Kqy+bnr+cp0yN90QE8k1UgFRQpsnz9PUITrnHvOfwz/FYT:iMrMy90CpgFRGspfTjIwz/Fi

Malware Config

Extracted

Family

amadey

Version

3.85

C2

http://77.91.68.3

Attributes
  • install_dir

    3ec1f323b5

  • install_file

    danke.exe

  • strings_key

    827021be90f1e85ab27949ea7e9347e8

  • url_paths

    /home/love/index.php

rc4.plain

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Detects Healer an antivirus disabler dropper 2 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 8 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\58ac39bbc629fc59614b3b5578967a587814d2de70f8a9cba5090cdfbbfb469e.exe
    "C:\Users\Admin\AppData\Local\Temp\58ac39bbc629fc59614b3b5578967a587814d2de70f8a9cba5090cdfbbfb469e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6190573.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6190573.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1600
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8034040.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8034040.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2416
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1345492.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1345492.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:208
        • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
          "C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4472
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN danke.exe /TR "C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe" /F
            5⤵
            • Creates scheduled task(s)
            PID:4044
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "danke.exe" /P "Admin:N"&&CACLS "danke.exe" /P "Admin:R" /E&&echo Y|CACLS "..\3ec1f323b5" /P "Admin:N"&&CACLS "..\3ec1f323b5" /P "Admin:R" /E&&Exit
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1140
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:4460
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "danke.exe" /P "Admin:N"
                6⤵
                  PID:2040
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:R" /E
                  6⤵
                    PID:4100
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:3348
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\3ec1f323b5" /P "Admin:N"
                      6⤵
                        PID:3112
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:R" /E
                        6⤵
                          PID:4292
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c5499706.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c5499706.exe
                  2⤵
                  • Executes dropped EXE
                  • Checks SCSI registry key(s)
                  PID:4936
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:4932
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:5020
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:2444

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c5499706.exe
                Filesize

                34KB

                MD5

                1d389b29107818a30ee8bd5c3ed17a10

                SHA1

                b09f3453d32f5787a780937a6f95d7f18f50edae

                SHA256

                34d7c89bcc46f24d63bda1386925dac0eb31a8a24515085eb1b90fab9a6ef12d

                SHA512

                fcb5ebf9cd2e5de829fa5a02981b343f369902e00650cf0d3df6f3785a6caac92a0cb9b6255caafa4f8a3f821c5641da3d4c4e3aabaef4adeaa91494a906f0dd

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6190573.exe
                Filesize

                235KB

                MD5

                9e4a186aa8b54fd21676249765e99c0a

                SHA1

                a18eb724f87a590e09efe85630a6a1c98a7d86fe

                SHA256

                c4a1ba789112a0a5cb584f83d21666117e6d1a5efb7c26817baac6e101b1a071

                SHA512

                5de0372c0a6b8ec48ba6cc0b3e64ccb53bdc66d5514fc047d30b6573cf6d07353b483f673e291085f951643119f87f1b568e790c65a15cc3e23254b2d2c38734

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8034040.exe
                Filesize

                12KB

                MD5

                832615e2aeafddacd771468e85af3b6e

                SHA1

                529d9f673f70afc0810b00c183181a53c43f6806

                SHA256

                b9fcbae48d3b609320008d0c06fc04ff4908bcea1f0142eb880913653da8e219

                SHA512

                7e590c5fe493dfe728a9c8406207b056faf9d6a9e2b4110f4d549bd7a7421e0d4360be2cd5c8e583877394c46509c6e7040fa380ad9588b8a6e02395b090ea2f

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1345492.exe
                Filesize

                229KB

                MD5

                927baafd872c53f2ad6b33ad7beabeec

                SHA1

                57f2ce2a76c4d7240a82a6c6cf250360d1ee38e3

                SHA256

                658551a51f090bd01b4fda5518f2457cfd7f2124da6f48dd97dc42e978bc7396

                SHA512

                43ef7585902fa5803c26ea713de9ea4cbfc5103f9b6984651937235d4b1164c833c5f80add6f39246799056aeebde82e0c4fb279f39252db1ae2de5b0f063ad1

              • memory/2416-14-0x00007FFDCD943000-0x00007FFDCD945000-memory.dmp
                Filesize

                8KB

              • memory/2416-15-0x0000000000340000-0x000000000034A000-memory.dmp
                Filesize

                40KB

              • memory/4936-33-0x0000000000400000-0x0000000000409000-memory.dmp
                Filesize

                36KB